Question

Вычислите 0.9 - 5\6\0.9

Answer 1

0,9 - 5\6\0,9=-0,0259259259259259

Answer 2

0,9 - 5/6/0,9=0,9 - 5*0,9/6= 0,9(1-5/6)= 0,9*1/6=9/10*1/6=9/60=3/20.